1930488040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{218381}}^1$

素因数の和:218422

約数の個数: 64

約数和(自身を含む): 4952903760

約数和(自身を除く): 3022415720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 218381, 436762, 873524, 1091905, 1747048, 2183810, 2838953, 3712477, 4367620, 5677906, 7424954, 8735240, 11355812, 14194765, 14849908, 18562385, 22711624, 28389530, 29699816, 37124770, 48262201, 56779060, 74249540, 96524402, 113558120, 148499080, 193048804, 241311005, 386097608, 482622010, 965244020, 1930488040]

約数ペア:

[(1, 1930488040), (2, 965244020), (4, 482622010), (5, 386097608), (8, 241311005), (10, 193048804), (13, 148499080), (17, 113558120), (20, 96524402), (26, 74249540), (34, 56779060), (40, 48262201), (52, 37124770), (65, 29699816), (68, 28389530), (85, 22711624), (104, 18562385), (130, 14849908), (136, 14194765), (170, 11355812), (221, 8735240), (260, 7424954), (340, 5677906), (442, 4367620), (520, 3712477), (680, 2838953), (884, 2183810), (1105, 1747048), (1768, 1091905), (2210, 873524), (4420, 436762), (8840, 218381)]